<div class="row">
    <div class="col-md-12">
        <form action="" method="post" class="form-horizontal">
            <div class="form-group">
                <label class="col-form-label col-sm-3">新密码</label>
                <div class="col-sm-9">
                    <input type="text" name="password" class="form-control" placeholder="请输入新密码">
                </div>
            </div>
            <div class="form-group">
                <div class="col-sm-3 col-sm-offset-3">
                    <button type="submit" class="btn btn-primary">保存</button>
                </div>
            </div>
        </form>
    </div>
</div>